女性生育能力从32岁开始下降，并在37岁后开始加速下降，直至45岁或更年期后降至为零。对于超过45岁的女性而言，其自然受孕并活产的几率非常低，即便是自体卵细胞经体外受精-胚胎移植（IVF-ET术）后...
female fertility has declined from 32 years old, and after 37 years of age began to accelerate down until after 45 years of age or menopause drops to zero. For women over 45 years of age, the chances of a natural pregnancy and live birth are very low, even after the autologous oocyte was fertilized in vitro (IVF-ET)...
